feat: add trainer bio (experience, victories, education) across all layers

- Extend TeamMember type with experience/victories/education string arrays
- Add DB columns with auto-migration for existing databases
- Update API POST route to accept bio fields
- Add ListField component for editing string arrays in admin
- Add bio section (Опыт/Достижения/Образование) to team member admin form
- Create TeamProfile component with full profile view (photo + bio sections)
- Add "Подробнее" button to TeamMemberInfo that toggles to profile view

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

src/app/api/admin/team/route.ts

@@ -14,6 +14,9 @@ export async function POST(request: NextRequest) {
     image: string;
     instagram?: string;
     description?: string;
+    experience?: string[];
+    victories?: string[];
+    education?: string[];
   };
 
   if (!data.name || !data.role || !data.image) {